NEC NP4001/NP4000 - Manual (Page 67)

4. Convenient Features
55
Correcting Keystone by Using the Remote Control
IMPORTANT:
When adjusting the keystone, set the lens shift position to the following.
• Horizontal: the lens center
• Vertical: the bottom of the projected image is aligned with the lens
center line in height.
1.
Press the Keystone button
to display the Keystone
window.
2.
Adjust the Horizontal and
Vertical sliding bars us-
ing the select ▲▼◄►
buttons.
3.
Adjust the slide bars until
the screen trapezoid is a
regular shape (see
diagram).
4.
Press Exit to return to the
projected image.
Note:
Holding down the Keystone button 2 seconds resets the default keystone values.